Home / 36,572.76-50,471.38-20,659.56

Finding the Fourth Proportional to 36,572.76, 50,471.38 and 20,659.56

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Solution

The fourth proportional to 36,572.76, 50,471.38 and 20,659.56 is: 28,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,572.76 : 50,471.38 = 20,659.56 : x
  2. Step 2: Convert to fraction form
    36,572.76/50,471.38 = 20,659.56/x
  3. Step 3: Cross multiply
    36,572.76x = 50,471.38 × 20,659.56
  4. Step 4: Simplify right side
    36,572.76x = 1,042,716,503.39
  5. Step 5: Solve for x
    x = 1,042,716,503.39/36,572.76
  6. Step 6: Final answer
    x = 28,510.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.